S-98797A535 5/8"-11 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with black protective coating extends service life in harsh industrial environments
• High-strength Grade 5 construction provides reliable performance for demanding applications
• Coarse UNC threading (5/8"-11) ensures faster assembly and reduced cross-threading risks
• Precision Class 2B thread fit guarantees consistent engagement and vibration resistance
• ASME B18.2.2 compliance delivers guaranteed dimensional accuracy and interchangeability
• External hex drive design enables easy installation with standard tools
• Environmental compliance with RoHS 3 and REACH regulations meets global manufacturing standards

Professional Applications & Engineering Value

This Grade 5 hex nut with black corrosion-resistant coating addresses critical challenges in industrial fastening where environmental exposure and structural integrity are paramount. The 5/8"-11 UNC coarse thread configuration provides excellent engagement in both soft and hard materials, while the Class 2B thread fit maintains precise tolerances for vibration-resistant connections. Engineered for heavy-duty applications including structural steelwork, machinery assembly, and transportation equipment, this fastener combines high-strength steel core with advanced surface protection to prevent rust and degradation. The external hex drive design ensures compatibility with standard wrenches, streamlining maintenance and installation processes in industrial settings.

Specification Summary & Compliance

This hex nut features 5/8"-11 UNC coarse threading with Class 2B thread fit per ASME B18.2.2 specifications, ensuring precise dimensional accuracy. The standard 15/16" width and 35/64" height provide optimal wrench engagement. Manufactured from Grade 5 steel with black corrosion-resistant coating, this fastener meets ASME B18.2.2 standards and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for global industrial use.